Enable text based alternatives for graph display and drawing entry

Try another version of this question

Describe how the graph of the function `y = abs(x-1)` can be
obtained from one of the basic functions. Then graph
the function at right.

Start with the graph of   (enter your basic function as an equation using `y=` )
Then shift the graph unit(s)

Clear All Draw: LineParabolaSquare rootAbsolute value
   

Describe how the graph of the function `y = sqrt(x)-1` can be
obtained from one of the basic functions. Then graph
the function at right.

Start with the graph of   (enter your basic function as an equation, using `y=` )
Then shift the graph unit(s) .

 
Clear All Draw: LineParabolaSquare rootAbsolute value